02-03-2016 08:40 AM - edited 03-08-2019 04:27 AM
Hi all.
we have a core switch and there are two server directily connected to it but we notice to download a file from one server to other take 1minutes for 800M. they are on same vlan. full duplex and on auto speed.
but on an other core and different site with same setup it takes 2 seconds to downlad the 800M file.
I could not figure out what could be a casue of issue please help me.
cat4500e-entservicesk9-mz.122-54.SG.bin
SW-4507#show spanning-tree vlan 206
VLAN0206
Spanning tree enabled protocol rstp
Root ID Priority 4302
Address 649e.f36a.f880
Cost 3
Port 641 (Port-channel1)
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Bridge ID Priority 16590 (priority 16384 sys-id-ext 206)
Address 1cdf.0ffe.58c0
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Aging Time 300 sec
Interface Role Sts Cost Prio.Nbr Type
------------------- ---- --- --------- -------- --------------------------------
Gi2/17 Desg FWD 4 128.81 P2p Peer(STP)
Gi2/18 Desg FWD 4 128.82 P2p Peer(STP)
Gi5/1 Desg FWD 4 128.257 P2p Edge
Gi5/2 Desg FWD 4 128.258 P2p Edge
Gi5/3 Desg FWD 4 128.259 P2p Edge
Gi5/4 Desg FWD 4 128.260 P2p Edge
Gi5/5 Desg FWD 4 128.261 P2p Edge
Gi5/8 Desg FWD 4 128.264 P2p Edge
Gi5/9 Desg FWD 19 128.265 P2p Edge
Gi5/10 Desg FWD 19 128.266 P2p Edge
Gi5/11 Desg FWD 19 128.267 P2p Edge
Gi5/12 Desg FWD 19 128.268 P2p
Gi5/38 Desg FWD 100 128.294 Shr Edge
Gi5/39 Desg FWD 4 128.295 P2p Edge
Gi5/40 Desg FWD 4 128.296 P2p Edge
Gi5/41 Desg FWD 19 128.297 P2p Edge
Gi5/42 Desg FWD 4 128.298 P2p Edge
Gi5/43 Desg FWD 4 128.299 P2p Edge
Gi5/44 Desg FWD 4 128.300 P2p Edge
Gi5/45 Desg FWD 4 128.301 P2p
Gi5/46 Desg FWD 4 128.302 P2p
Gi5/47 Desg FWD 4 128.303 P2p
Gi5/48 Desg FWD 4 128.304 P2p
Gi6/17 Desg FWD 19 128.337 Shr Edge
Gi6/19 Desg FWD 4 128.339 P2p Edge
Gi6/20 Desg FWD 4 128.340 P2p Edge
Gi6/21 Desg FWD 4 128.341 P2p Edge
Gi6/22 Desg FWD 19 128.342 P2p Edge
Gi6/24 Desg FWD 4 128.344 P2p Edge
Gi6/40 Desg FWD 4 128.360 P2p Edge
Gi6/41 Desg FWD 19 128.361 Shr Edge
Gi6/42 Desg FWD 4 128.362 P2p Edge
Gi6/43 Desg FWD 19 128.363 P2p Edge
Gi6/44 Desg FWD 4 128.364 P2p Edge
Gi6/46 Desg FWD 4 128.366 P2p Edge
Gi6/47 Desg FWD 4 128.367 P2p Edge
Gi6/48 Desg FWD 4 128.368 P2p
Po1 Root FWD 3 128.641 P2p
206 C_Server_Farm active Gi5/1, Gi5/2, Gi5/3, Gi5/4
Gi5/5, Gi5/6, Gi5/7, Gi5/8
Gi5/9, Gi5/10, Gi5/11, Gi5/37
Gi5/38, Gi5/39, Gi5/40, Gi5/41
Gi5/42, Gi5/43, Gi5/44, Gi5/45
Gi5/46, Gi5/47, Gi6/13, Gi6/14
Gi6/15, Gi6/16, Gi6/17, Gi6/18
Gi6/19, Gi6/20, Gi6/21, Gi6/22
Gi6/23, Gi6/24, Gi6/38, Gi6/39
Gi6/40, Gi6/41, Gi6/42, Gi6/43
Gi6/44, Gi6/45, Gi6/46, Gi6/47
interface Vlan206
description C_Server_Farm
ip address 10.178.2.4 255.255.255.128
ip helper-address 192.168.6.52
ip helper-address 192.168.5.85
no ip redirects
standby 1 ip 10.178.2.1
standby 1 priority 101
standby 1 preempt
standby 1 track 3 decrement 10
SW-4507#show standby brief | i 206
Vl206 1 101 P Standby 10.178.2.3 local 10.178.2.1
Server ip address 10.178.2.76 and connected to Gig 5/44
show run interface gigabitEthernet 5/44
Building configuration...
Current configuration : 144 bytes
!
interface GigabitEthernet5/44
description QMED
switchport access vlan 206
switchport mode access
duplex full
spanning-tree portfast
end
show interfaces gigabitEthernet 5/44
GigabitEthernet5/44 is up, line protocol is up (connected)
Hardware is Gigabit Ethernet Port, address is e05f.b980.dd5b (bia e05f.b980.dd5b)
Description: QMED
MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full-duplex, 1000Mb/s, link type is auto, media type is 10/100/1000-TX
input flow-control is on, output flow-control is on
Auto-MDIX on (operational: on)
ARP type: ARPA, ARP Timeout 04:00:00
Last input never, output never, output hang never
Last clearing of "show interface" counters never
Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
1048386296 packets input, 274440571487 bytes, 0 no buffer
Received 1668974 broadcasts (1409731 multicasts)
0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 input packets with dribble condition detected
1786103275 packets output, 2295826254837 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier
0 output buffer failures, 0 output buffers swapped out
server ip address 10.178.2.80 connected to gig 6/46
!
interface GigabitEthernet6/46
description QMED
switchport access vlan 206
switchport mode access
spanning-tree portfast
#show interfaces gigabitEthernet 6/46
GigabitEthernet6/46 is up, line protocol is up (connected)
Hardware is Gigabit Ethernet Port, address is e05f.b980.d99d (bia e05f.b980.d99d)
Description: QMED
MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full-duplex, 1000Mb/s, link type is auto, media type is 10/100/1000-TX
input flow-control is on, output flow-control is on
Auto-MDIX on (operational: on)
ARP type: ARPA, ARP Timeout 04:00:00
Last input never, output never, output hang never
Last clearing of "show interface" counters never
Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 1000 bits/sec, 2 packets/sec
176600001 packets input, 166543334695 bytes, 0 no buffer
Received 395023 broadcasts (307030 multicasts)
0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 input packets with dribble condition detected
339883818 packets output, 303784931111 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier
0 output buffer failures, 0 output buffers swapped out
02-05-2016 01:28 AM
Either configured the speed and duplex on both ends of the connections, or not at all.
My guess - there is an accidental duplex mismatch. Change everything to auto/auto.
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